52 Amazing Things You Didn’t Know About Yourself

The human body has been the subject of research since ancient times. Even so far, it has not stopped astonishing the scientists, who find this “machine” to be supremely built to the smallest detail. The hidden things, which we did not know about us and our existence, are extraordinary when we find out their true significance.

Here are the 52 facts about yourself you probably didn’t know 🙂

1. Individuals who smoke a pack of cigarettes a day drink practically a cup of tar per year.
2. People are the only animals capable of tracing a straight line.
3. A human’s DNA contains 80,000 genes.
4. Same with fingerprints which are unique, each person’s tongue print is different from others.
5. If the room you are sleeping in is cold, the chances that you will dream badly grow considerably.
6. An adult has fewer bones in the body than a child. We start life with 350 bones, but because some bones join together during growth, we have only 206 at maturity.
7. Even though it is not as sensitive as a dog, the human nose can perceive up to 50,000 different odors.
8. Digestive acids present in the human stomach are so powerful that they can dissolve zinc and corrode steel. Fortunately for us, cells in the gastric mucosa of the stomach are renewed in a maximum of 3-4 days, not allowing the acids to dissolve them.
9. A human lung has over 300,000 million capillary vessels. If it were put together, it would stretch over a distance of 2400 kilometers.
10. A man’s testicles produce 10 million sperm each day – enough that he could repopulate the planet in just six months.
11. Human bones are as resistant as granite. A bone of the size of a matchbox can withstand the pressure of a 9-ton block – four times as much as concrete.
12. The largest organ of the human body is the skin. It can cover if it’s an adult, an area of 1.9 square meters. Also, during its life, a person loses up to 18 pounds of dead skin.
13. When he sleeps, a human grows on average by 8 millimeters, and in the morning returns to his original height. The reason is simple; the gravitational force acting on the cartilage.
14. A human consumes an average of 50 tons of food and drinks about 50,000 liters of liquids throughout his life.
15. The human eye muscles move about 100,000 times a day. To imagine what this means, think that the equivalent of such an effort for leg muscles means an 80-kilometer route every day.
16. In 30 minutes, the human body emitted enough heat to boil 3.5 liters of water.
17. A drop of blood takes only 30 seconds to make a complete circuit of the human body.
18. Each square centimeter of skin contains at least 32 million bacteria. Fortunately, most of them are harmless.
19. The ovaries contain about half a million eggs. However, only 400 of them will have the opportunity to give birth to a new life.
20. The human eye perceives only 90% of the information it receives.
21. Our legs contain over 500,000 sweat glands; these glands can eliminate up to half a liter of sweat per day.
22. The speed at which air is eliminated during a sneeze is at least 160 kilometers per hour.
23. During a lifetime, a human can produce up to 24,000 liters of saliva, enough to fill two Olympic pools.
24. A human can withstand up to 40 days without food, six days without water and 6 minutes without air. He also cannot normally resist without sleeping for more than 11 days.
25. The head of a child weighs about a quarter of the body weight. At maturity, the head is only the eighth part of the body weight.
26. Nails on your fingers grow on average six times faster than those on your feet.
27. About 50,000 cells in your body died and were replaced as you read this article. Your skeleton is new every three months, and you have new skin every month.
28. Each square inch of your skin contains 6 meters of blood vessels, 3.5 meters of nerves, 1300 nerve cells, 100 sweat glands, and 3 million cells.
29. To frown, you have to use 43 of the face muscles. To smile, you only need 17.
30. Of the 206 bones of the human body, more than half of them are in the hands and feet.
31. The human heart beats about 3 billion times during his life.
32. The aorta is the largest blood vessel in the human body. In the case of an adult, and it has the diameter of a garden hose. At the opposite pole are the capillaries. They are so thin that it takes ten such vessels, placed next to each other, to equal the thickness of a hair.
33. Everyone loses an average of 100 hairs per day and over 10 billion dead skin particles.
34. The human eye is capable of distinguishing about 1 million different colors and is gaining more information than the most advanced telescope ever built.
35. When you touch an object, the signal circulates through the body, with the help of nerves, with over 200 kilometers per hour.
36. A human inspires and expires about 23,000 times a day.
37. The place where human hair grows the fastest is the beard. If it were not cut regularly, a beard could reach up to 10 meters in length.
38. In the first month of life, a child learns so many things that synapses in his brain grow from 50 trillion to 1 quadrillion. If his body develops at the same speed, the baby would weigh 77 pounds after only one month of life.
39. An adult’s stomach can contain up to 1.5 liters of food.
40. Nails and hair are made up of the same substance: keratin.
41. Big toes are some of the most important structures of our body. Because of these fingers, a human can keep his vertical position and can maintain his balance.
42. Men shorter than 1.28 meters, and women shorter than 1.18 meters are considered dwarfs.
43. Everyone bends his fingers 25 million times in a lifetime.
44. The size of a human heart is equal to that of his punch.
45. The human brain generates in one day more electrical impulses than all the mobile phones in the world combined.
46. In the body of each of us lives bacteria whose weight would reach the weight of 2 kilograms.
47. The right lung always retains more air than the left one.
48. Only in his mouth, a human has up to 40,000 bacteria.
49. At the moment of birth, a baby’s brain contains about 14 billion cells, a number that does not grow until the end of life. After the age of 25, the human brain begins to lose up to 100.000 cells per day. At the age of 50, the human brain is significantly reducing its volume.
50. Women blink twice more often than men do.
51. The smallest cells in a man’s body are spermatozoa.
52. Throughout a lifetime, a person spends six years dreaming.

I hope you enjoyed this article! We for sure are some interesting beings 🙂

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